Philips-AZ-1750-Service-Manual(1) 电路图 维修手册.pdf

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1、Version 1.0 AZ1750 3141 785 37120 CD Soundmachine /12 Published by GD 1151 Service Audio Subject to modification Copyright 2011 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted

2、, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. CONTENTS Version variation and technical specification .1-1.1-2 Service measurement setup.1-3 Service aids .1-4 Instructions on CD playability .2-1. 2-2 Block diagram .3-1 Wirin

3、g diagram .4-1 Main/Tuner/Control board Circuit diagram .5-1.5-3 Layout diagram .5-4.5-5 Exploded view diagram .6-1 Revision list .7-1 RadioFans.CN 收音机爱 好者资料库 Type /Versions: Features Board in used: AZ1750 Service policy CONTROL BOARD TUNER BOARD * TIPS : C - Component Lever Repair. M - Module Lever

4、 Repair - Used /12 Feature diffrence RDS VOLTAGE SELECTOR ECO STANDBY - DARK Type /Versions: AZ1750 VERSION VARIATION (APMEA) M/C M/C M/CMAIN BOARD /12 RadioFans.CN 收音机爱 好者资料库 KT 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Subscr. SET SPECIFICATION 2011-

5、04-01 1 CD/FM/MP3-LINK 2 3 Name: Supers: Tot.Sh.: 8 Sh. 190 - 1 A4 KT Check: Date: PHILIPS Electronics Hong Kong Ltd., BU- PORTABLE AUDIO 3Description Pos. Description Pos. 1 SPEAKER GRALLE（LIFT） 2 TOP CABINET 3 FRONT CABINET 4 BACK CABINET 5 POWER KNOB 6 DISPLAY LENS 7 TUNING KONB 8 OPEN KNOB 9 CD

6、FUNCTION KNOB 10 DBB KNOB 11 VOL KNIB 12 FUNCTION PUSH KNOB 13 PROG KNOB 14 SPEAKER GRALLE（RIGHT） 15 CD DOOR Battery location CABINET Dimensions with Boxes (W x D x H): 416x131x236 mm Material ABS/HIPS 33 Dimensions without Boxes: 416x131x236 mm (W x D x H ) Finishing: 34 Weight (including packing):

7、. 1.8 kg Unit in Mastercarton: N/A 35 Weight (excluding packing and batteries): 1.5kg Units in Dealercarton: 1 set 36 INTERCONNECTION POSSIBILITIES Pos. Connection/Function Connector type Electrical data (input or R.O.P) 37 DC Jack 38 Aux in jack 39 40 41 42 43 44 45 46 ACCESSORIES : (1) AC CORD 47

8、REMARKS : RadioFans.CN 收音机爱 好者资料库 KT 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Subscr. SET SPECIFICATION 2011-04-01 1 CD/FM/MP3-LINK 2 3 Name: Supers: Tot.Sh.: 8 Sh. 190 - 2 A4 KT Check: Date: PHILIPS Electronics Hong Kong Ltd., BU- PORTABLE AUDIO Gene

9、ral description: AZ1750- PORTABLE CD SOUNDMACHINE TUNER 1 LIFETIME : 5 YEARS (ACC. TO UAN-D1611) 2 PERFORMANCE CLASSES : TUNER SUPPLY, AMPLIFIER SPEAKER BOXES RECORDER CLOCK CD DCC TELEPHONE REC. PLAYER I x x x 3 II x 4 III 5 SAFETY REQUIREMENTS: IEC 60065:2001(SEVENTH EDITION)+AI:2005-SAFETY 6 RADI

10、ATION, IMMUNITY REQUIREMENTS: (EMC) EN55013:2001+A1:2003+A2:2006;EN55020:2007 EN61000-3-2:2006+A2:2009;EN61000-3-3:2008 EN61000-4-5:2006; EN61000-4-11:2004 7 CLIMATIC REQUIREMENTS: (acc. to UAN-D1590) All climates: -10 C till +50 C (Functional); Set has to be pre-conditioned for 2 hour, except CD fu

11、nction 8 For all measurements: 25 C 9 POWER SUPPLY: MAINS (AC) operation DC (int. or ext.) operation / Backup Buffer Voltage selection: Battery type: 10 Selection: See table below 11 Frequency: External DC: YES 12 POWER CONSUMPTION: Standby: Less than 0.5W Standby: 13 Maximum: 7 W Maximum: 14 Genera

12、l: Q and R according to production division rules : Q 1% (Major), Q 4% (Minor) Measured according to: R 3% (CE52) DERIVED VERSIONS: APPROBATION 15 Versio n Voltage on typeplate Tolerance Frequency Tuner 12 230V 10%, 50Hz 10% 50Hz FM, REMARKS: 16 TUNER PART TECHNICAL description: KT 01 02 03 04 05 06

13、 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Subscr. SET SPECIFICATION 2011-04-01 1 CD/FM/MP3-LINK 2 3 Name: Supers: Tot.Sh.: 8 Sh. 190 - 3 A4 KT Check: Date: PHILIPS Electronics Hong Kong Ltd., BU- PORTABLE AUDIO (circuitry) FM (active components) FM RF SA2111 SA2111 1 I

14、F SA2111 SA2111 2 Detector QD 3 Decoder SA2111 4 GENERAL part: WAVE RANGE TOLERANCES TUNING 5 FM 87.5MHz - 0.3 MHz 1MHz6 108MHz + 0.5 MHz 1MHz7 8 9 10 AERIAL: FM telescope - 540 mm 12 FM wire : N/A Execution - Rotational 180 13 INDICATORS: Pointer stroke: Execution pointer: 14 Knob indication over:

15、Field Strength: 15 ELECTRICAL DATA: AM: nom. limit FM: nom. limit 16 -3dB limiting point 20 26 dBf 17 Amplification reserve 0 -4 dB 18 AFC holding range - 19 Distortion (RF 1mV, f 67.5kHz) 1 7 % 20 Stereo -46dB quieting 48 52 21 22 Cross-talk (RF 1mV, f 40kHz, 1kHz) 25 20 dB 23 IF 24 wave range Sens

16、itivity for 50mW noise limited sensitivity (26dB) Image rejectio n IF rejectio n large signal FM nom. 18 24 55 122dB f 25 lim. 22 20 50 111dB f 26 27 28 29 30 31 unit V/m V dBf dBV/m dBf dB dB dB mV/m REMARKS: KT 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29

17、30 Subscr. SET SPECIFICATION 2011-04-01 1 CD/FM/MP3-LINK 2 3 Name: Supers: Tot.Sh.: 8 Sh. 190 - 4 A4 KT Check: Date: PHILIPS Electronics Hong Kong Ltd., BU- PORTABLE AUDIO SUPPLY, AF-AMPLIFIER Short circuit YES 8 Public address No 9 INDICATORS: Output power or VU-meter No 11 Frequency response No 12

18、 Low power (battery) No 13 14 ELECTRICAL DATA: TONE/EQUALIZER/DBB DSC Balance control No 15 Mechanical noise (ISO 1996) 16 Noise overall (ISO) 17 Channel difference at -46dB Type: 3 dB 18 Hum (vol.max.-20dB to vol.min.) Limit: 2mV 19 Residual noise(volume min) Limit: 2mV 20 DBB on (Vol.max.-20dB): 1

19、00Hz, +6dB (2dB) w.r.t. 1kHz at DBB on DBB has no dynamic, fixed to 6dB 21 DBB off (Vol.max.-20dB): 100Hz, -2dB (2dB) w.r.t. 1kHz at DBB on 22 Input sens.:Nom. 500 mV 23 for 50mW Limit: 600 mV 24 Line outp.: Nom. mV 25 voltage Limit: mV 26 OUTPUT POWER: Mains operation: D=10% 2 X 1W 8 Limit: -1dB 27

20、 28 Music power (MPO) / (PMPO): (acc. to DIN45324) 29 Short term maximum output power: - (acc. to IEC 60268-15) 30 Long term maximum output power: - (acc. to IEC 60268-15) 31 Headphone output voltage/power: n.a. 32 Bandwidth FTC 1dB at: n.a. (acc. to FTC/16/1/D/432) 33 Bandwidth DIN 3dB at: - (acc.

21、to IEC 60268-15) 34 Frequency response at Vol. max 20dB: typ. 60Hz to 20kHz (3dB) 35 LOUDSPEAKER (output): Low pass crossover frequency: - kHz tolerance: Hz36 High pass crossover frequency: - kHz tolerance: Hz37 Short term maximum output power: - W (acc. to IEC 60268-15) 38 Long term maximum output

22、power: - W (acc. to IEC 60268-15) 39 Frequency response at: - Hz kHz 41 REMARKS: 27 : Measured in Tuner mode; 28: CD or Tape mode. 42 KT 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Subscr. SET SPECIFICATION 2011-04-01 1 CD/FM/MP3-LINK 2 3 Name: Supers: T

23、ot.Sh.: 8 Sh. 190 - 5 A4 KT Check: Date: PHILIPS Electronics Hong Kong Ltd., BU- PORTABLE AUDIO TAPE function: (ECO-MTF-PA-SD-MS (FE) Module) General description: 1 2 3 4 5 6 7 8 Mechanical specification: 9 10 11 12 13 14 15 16 17 18 19 20 Indicators: Recording level No 21 Play back level No 22 Tape

24、 counter No 23 Electrical data: Bias system FM/AM 24 RIF switch No 25 Erase system FM/AM 26 Erasing damping 27 Channel separation (IEC1) 28 Track separation (IEC1) 29 Frequency response (PB) 30 SNR 250nWb/m 31 Signal/hiss 250nWb/m 32 Signal/hum 250nWb/m 33 Channel difference (PB) 34 Distortion 250nW

25、b/m 35 ALC attack time 36 ALC release time 37 Crosstalk Between forward to reverse track 38 REMARKS: 31: * not according to PQR clause 18.5 class I 31: * Chromium performance not fulfilled Amplification Reserve for Tape = 1dB 2dB For details, please see specification SH-190 of ECO-MTF-PA-SD (3140 11

26、7 14890). 39 5 CD-PART: ( CD MECHAISM-DA11B3VF)(SANYO) KT 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Subscr. SET SPECIFICATION 2011-04-01 1 CD/FM/MP3-LINK 2 3 Name: Supers: Tot.Sh.: 8 Sh. 190 - 6 A4 KT Check: Date: PHILIPS Electronics Hong Kong Ltd., BU

27、- PORTABLE AUDIO Technical description: Input Output Motor/control Logic control 1 Active components MMSA9258(Mitsu mi) BU24530 2 Passive components 3 Signal processing HF-preamplifier Servoprocessor 4 Active components BU24530 5 Passive components 6 Indicators/Display/Keys: Display: Digits LCD for

28、Track No. display 7 Keys: one 4-position slider switch, 6 tact switches on unit, 6 for CD -: Play, Stop, Previous/Search down, Next/Search up, Program/Program review, CD-modes (Repeat/Shuffle) 8 Playability: (acc. To AR 30-05-239) Limit Typical Testdisc 9 Wedge 500 m 700 m TNO 7,9 of SBC 444A (7104

29、099 24990) 10 Eccentric 150 m 200 m TNO 1,24 of 200m disc (7104 099 24960) 11 Fingerprint No audible defect TNO 11of Subchassis 8A 12 Black dot 500 m 600 m TNO 13 of SBC 444A (7104 099 24990) 13 Skew 0.6mm No audible defect TNO 1,6 of 0.6mm skew (7104 099 28260) 14 Bad HF track No audible defect TNO

30、 8 of Subchassis 8A 15 Heavy fingerprint No track jumps/plops TNO 10 of Subchassis 8A 16 Playback position Horizontal, Normal position (Set is located on a flat surface, floor) 17 - Playback of above mentioned tracks possible without track loss or audible defects. 18 - Double black dot, max. diamete

31、r, thin/thick disk is according to PQR or AR 30-05-239) - This unit can playback (only) CD-R or CD-RW discs. For performance specification, please refer to module specification of CD99 (3103 308 52190) Shock resistance: (acc. to AR 13-A6-CD-068) Z axis 4.5 G 19 X or Y axis 4.5 G 20 Acoustical noise:

32、 Mode: Play/Pause 35 dBA max. (45 dbA in Search mode) 21 Mode: Jump (Next) 45 dBA max. 22 AUDIO part: (Measured with Audio Signals Disc-1, 7104 078 04911 on Speakers or Headphone socket with nom. load) Typ. Limit 23 Output level (TNO1) 24 SNR unwtd. 60 dB 48 dB 25 SNR wtd. dBA 65 dBA 57 dBA 26 Cross

33、talk (1kHz) 40 dB 26 dB 27 Crosstalk (10kHz) 30 dB 16 dB 28 Frequency response Vol.max.20dB (DBB on) +9dB +5dB 2dB at 100Hz 3dB at 10kHz 29 THD (1kHz, -6 dB) 0.2 % 2 % 30 THD (10 kHz, -20 dB) 1 % 3 % 31 Channel difference 2 dB 3 dB 32 Frequency accuracy - +/-0.5 % 33 De-emphasis 15s / 50s Switchable

34、 via Subcode information 34 REMARKS: - Amplification reserve for CD = +2dB (2dB); Ref. Level for CD is a 0dB track instead of a 6dB track. 35 KT 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Subscr. SET SPECIFICATION 2011-04-01 1 CD/FM/MP3-LINK 2 3 Name: S

35、upers: Tot.Sh.: 8 Sh. 190 - 7 A4 KT Check: Date: PHILIPS Electronics Hong Kong Ltd., BU- PORTABLE AUDIO Feature Specification of MP3 CD CODEC / COMPRESSION Format Compatibility MP3 X 35 MPEG 2.5 X 36 MP3 Pro X 37 WMA X 38 AAC X 39 Playback CAPACITY Maximum number of tracks per CD X 40 Maximum number

36、 of albums per CD X 41 DISC TYPE CD-RW 42 CD-R 43 8 cm 44 12 cm 45 DISC SIZE (MB) 185 46 225 47 650 48 680 49 700 50 ISO-9660 + Joliet X 51 Joliet X 52 UDF (Direct CD from X 53 ID3 X 54 Packet writing X 55 Multi-session CDDA X 56 Multi-session MP3 X 57 Closed session 58 Open session 59 Finalized dis

37、c 60 Unfinalized disc 61 CDDA + MP3/WMAX 62 MP3/WMA + CDDAX 63 MP3/WMA + CDDA + MP3/WMA X 64 CDDA + MP3/WMA + CDDA X 65 Video + CDDA X 66 CDDA + Data X 67 MP3/WMA + Data X 68 KT 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Subscr. SET SPECIFICATION 2011-0

38、4-01 1 CD/FM/MP3-LINK 2 3 Name: Supers: Tot.Sh.: 8 Sh. 190 - 8 A4 KT Check: Date: PHILIPS Electronics Hong Kong Ltd., BU- PORTABLE AUDIO BITRATE (kbps) 64 -192 X 70 8 320 X 71 Variable X 72 Sampling RATE (kHz) 8 X 73 11.025 X 74 12 X 75 16 X 76 22.05 X 77 24 X 78 32 X 79 44.1 X 80 48 X 81 96 X 82 UP

39、GRADE ABILITY MP3 X 83 MP3 Pro X 84 WMA X 85 AAC X 86 SOUND Single Channel 87 Dual Channel 88 Stereo & joint Stereo 89 Intensity Stereo 90 MS Stereo 91 LANGUAGE SUPPORT English X 92 Chinese X 93 Playlist Compatibility WinAmp X 94 Realjukebox X 95 MS Mediaplayer X 96 MusicMatch X 97 1-3 LF Generator

40、e.g. PM5110 Recorder Use Universal Test Cassette CrO2SBC419 4822 397 30069 LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion mete e.g. Sound Technology ST170 L R DUT or Universal Test Cassette FeSBC420 4822 397 30071 LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion meter e.g. Sound Technology ST1700B L R DUT CD Use Audio Signal Disc (replaces test dis